Babbage: A cure for Ebola?

Two treatments for Ebola have emerged from a clinical trial in Africa. Scientists estimate that sea-levels across the globe will rise by 50cm or so in the next 80 years; in some places they could go up by twice as much. Are governments and businesses prepared to deal with the rising tides? And, as face-recognition technology spreads, so do ideas for subverting it. Kenneth Cukier hosts For information regarding your data privacy, visit acast.com/privacy